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/*
* Copyright 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "metrics/utils.h"
#include <base/files/file_util.h>
#include <base/strings/string_util.h>
namespace bluetooth {
namespace metrics {
namespace {
// The path to the kernel's boot_id.
const char kBootIdPath[] = "/proc/sys/kernel/random/boot_id";
} // namespace
bool GetBootId(std::string* boot_id) {
if (!base::ReadFileToString(base::FilePath(kBootIdPath), boot_id)) {
return false;
}
base::TrimWhitespaceASCII(*boot_id, base::TRIM_TRAILING, boot_id);
return true;
}
int GetArgumentTypeFromList(
std::vector<std::pair<os::ArgumentType, int>>& argument_list, os::ArgumentType argumentType) {
for (std::pair<os::ArgumentType, int> argumentPair : argument_list) {
if (argumentPair.first == argumentType) {
return argumentPair.second;
}
}
return -1;
}
os::LeConnectionType GetLeConnectionTypeFromCID(int fixed_cid) {
switch(fixed_cid) {
case 3: {
return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_AMP;
}
case 4: {
return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_ATT;
}
case 5: {
return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_LE_SIGNALLING;
}
case 6: {
return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_SMP;
}
case 7: {
return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_SMP_BR_EDR;
}
default: {
return os::LeConnectionType::CONNECTION_TYPE_UNSPECIFIED;
}
}
}
} // namespace metrics
} // namespace bluetooth
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